Fall of Aleppo: Who are Hayat Tahrir al-Sham, jihadist group behind resurgence of Syria conflict?
https://timesofindia.indiatimes.com/world/middle-east/fall-of-aleppo-who-are-hayat-tahrir-al-sham-jihadist-group-behind-resurgence-of-syria-conflict/articleshow/115897481.cms